ancient roman bathing thermae in varna, port city at black sea.

ancient antique archeology architecture atrium balkan balkans balneae balneum bath bathing baths black building bulgaria city culture destination empire europe famous frigidarium gallery heritage historic history moesia monument old orange palaestra port public rimski roma roman rome ruin sea septimius severus sightseeing stone summer tepidarium termi thermae thermal tourism travel varna vault wall yellow